N9K B2B vPC Enable Jumbo MTU
The test topology is a full mesh. On the same link, if one end is configured with jumbo while the...
N9K Change the vPC Role
Currently the switch 1 takes the vPC secondary role with priority 15 while switch 2 takes the vPC primary role...
N9K – Migrate B2B vPC
1. Initial State The dotted line are links not patched. A pair of routers connect all the SS and SD....
N5K with N2K FEX vPC
1. Attach FEX 1.1 Configure FEX on both N5Ks Since vPC is not enabled yet, N5K-1 configured with FEX will...
N9K vPC Track
The HSRP is configured on vPC. The active HSRP router is SD001. If the L3 uplink is down, the traffic...
Cisco N9k – Double-Sided vPC
1. Test Environment Double-sided vPC is also called Back-to-Back vPC. Test devices are: 2. Config 3. Show Output 4. Troubleshooting...
N9K – Migration from one vPC Pair to Another Pair with HSRP
Initial config: 1. Initial Config 2. Initial Status 2.1 STP Status Since there are 2 independent L2 links between 2...
Cisco N9K 9364C GX – IPSLA & HSRP
Background: The idea scenario is HSRP configured under SVI interface which runs over the vPC port-channel. 1. IP SLA 1.1...
Cisco N9K 9364C GX – NXOS & EPLD Upgrade
This to upgrade N9K 9364C GX from 10.4(3)F to 10.4(4)M. 1. Copy & Verify Image Nexus-9364C-GX# copy usb1:nxos64-cs.10.4.4.M.bin bootflash: Nexus-9364C-GX#...
Cisco Nexus Switch Stuck in Loader
It seems the bootflash is corrupted. I have tried other images. But I got the same error. loader> help ?...